P87LPC768FD NXP Semiconductors, P87LPC768FD Datasheet - Page 31
P87LPC768FD
Manufacturer Part Number
P87LPC768FD
Description
MCU 8-Bit 87LP 80C51 CISC 4KB EPROM 5V 20-Pin SO Tube
Manufacturer
NXP Semiconductors
Datasheet
1.P87LPC768FD.pdf
(65 pages)
Specifications of P87LPC768FD
Package
20SO
Device Core
80C51
Family Name
87LP
Maximum Speed
20 MHz
Ram Size
128 Byte
Program Memory Size
4 KB
Operating Supply Voltage
5 V
Data Bus Width
8 Bit
Program Memory Type
EPROM
Number Of Programmable I/os
18
Interface Type
I2C/UART
On-chip Adc
4-chx8-bit
Operating Temperature
-40 to 85 °C
Number Of Timers
2
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
P87LPC768FD
Manufacturer:
PHILIPS/飞利浦
Quantity:
20 000
Company:
Part Number:
P87LPC768FDЈ¬512
Manufacturer:
NXP
Quantity:
1 482
Philips Semiconductors
2002 Mar 12
Low power, low price, low pin count (20 pin) microcontroller
with 4 kB OTP 8-bit A/D, Pulse Width Modulator
KBI
BIT
KBI.7
KBI.6
KBI.5
KBI.4
KBI.3
KBI.2
KBI.1
KBI.0
Note: the Keyboard Interrupt must be enabled in order for the settings of the KBI register to be effective. The interrupt flag
(KBF) is located at bit 7 of AUXR1.
Address: 86h
Not Bit Addressable
SYMBOL
KBI.7
KBI.6
KBI.5
KBI.4
KBI.3
KBI.2
KBI.1
KBI.0
P0.7
P0.6
P0.5
P0.4
P0.3
P0.2
P0.1
P0.0
KBI.7
KBI.6
KBI.5
KBI.4
KBI.3
KBI.2
KBI.1
KBI.0
KBI.7
7
FUNCTION
When set, enables P0.7 as a cause of a Keyboard Interrupt.
When set, enables P0.6 as a cause of a Keyboard Interrupt.
When set, enables P0.5 as a cause of a Keyboard Interrupt.
When set, enables P0.4 as a cause of a Keyboard Interrupt.
When set, enables P0.3 as a cause of a Keyboard Interrupt.
When set, enables P0.2 as a cause of a Keyboard Interrupt.
When set, enables P0.1 as a cause of a Keyboard Interrupt.
When set, enables P0.0 as a cause of a Keyboard Interrupt.
KBI.6
6
Figure 18. Keyboard Interrupt Register (KBI)
KBI.5
5
Figure 17. Keyboard Interrupt
KBI.4
4
29
KBI.3
(FROM IEN1 REGISTER)
3
EKB
KBI.2
2
KBI.1
1
KBI.0
0
KBF (KBI INTERRUPT)
Reset Value: 00h
SU01163
P87LPC768
SU01164
Preliminary data